The North Face Women's Thermoball Triclimate Jacket is a winter jacket system for adjusting to changing weather. Strap on the snowshoes and bring along the 3-in-1 for a changing it up in no time. The exterior shell is DryVent™ 2.5L, providing waterproof/breathable protection in snow, sleet and rain with pit zips that can open wide to dump excess heat without getting soaked. The inner jacket is powered by PrimaLoft® ThermoBall™ insulation, boosting heat to keep you warm. Wear them together, wear them separate, change it up mid-adventure.